Find and locate search commands

Locate: the search speed based on the file database is fast, and fuzzy matching is supported. -I ignore case-nN find the corresponding file and only show the first N rows of updatedb: locate database generation, but the speed is slow, you need to traverse the file. find: real-time retrieval, exact matching of file names, format: f...

 

Locate: the search speed based on the file database is fast, and fuzzy matching is supported.

-I case-insensitive

-N N: After finding the corresponding file, only the first N rows are displayed.

Updatedb: generated by the locate database, but the speed is slow. you need to traverse the file.

Find: real-time retrieval, exact matching of file names,

Format: find [DIR,...] [CRITERIA (rule)] [ACTION...]

[ACTION] default print

[CRITERIA (rule)]: default current directory

1. search by file name:

-Name: search by file name. supports file name configuration *? []

Example: find/etc-name "passwd"

-Iname is case-insensitive.

2. search by owner and group:

-User find/home-user redhat

Ls-l 'find/home-user redhat'

-Group Same as above

-Uid: the user is deleted and the file is not deleted. The owner uid of the file

-Gid

-Nouesr has no user

-Nogroup: no group

3. search by attribute:

-Type f d l s B c p

-Cnewer attributes

-Newer content

-Size: according to the file size [+/-] N

Exception: find/etc-size 1 M find files smaller than 1 M

2 M indicates a file with a precision of 2 M + 1 M greater than 1 M

4. permissions:

-Perm [-/] mode + is not commonly used

Find/tmp-perm 755 exact match

Find/tmp-perm-222 owner, group, and other user permissions must match

+ 222 the same as "/" has a type of matching

/777 match a permission match

/001 match the file with the execution permission

5. according to the file Time:

-Atime example: find/etc-atime + 5 indicates files not accessed within five days. "-5" indicates files that have been accessed within five days.

-Mtime: Same as above

-Ctime: Same as above

-The amin time is measured in minutes.

-The usage of mmin is the same as that of mmin.

-Cmin: Same as above

-Anewer example: find/etc-annewer/etc/passwd access time earlier than passwd access time

ACTION:

-Print default

-Ls

-OK requires confirmation

-Exec COMMAND

Find./-perm/001-not-type d-exec chmod o-x {}\;

Find./-name "[[: alpha:] [[: digit:]"-exec mv {}{}. old \;

{} Indicates the previously found file name.

Find-name "*. old" | xargs chmod 755

This article is from the "Wei's Linux bar" blog